Home / 191,882.12-287,823.83-58,761.77

Finding the Fourth Proportional to 191,882.12, 287,823.83 and 58,761.77

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Solution

The fourth proportional to 191,882.12, 287,823.83 and 58,761.77 is: 88,142.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,882.12 : 287,823.83 = 58,761.77 : x
  2. Step 2: Convert to fraction form
    191,882.12/287,823.83 = 58,761.77/x
  3. Step 3: Cross multiply
    191,882.12x = 287,823.83 × 58,761.77
  4. Step 4: Simplify right side
    191,882.12x = 16,913,035,966.05
  5. Step 5: Solve for x
    x = 16,913,035,966.05/191,882.12
  6. Step 6: Final answer
    x = 88,142.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.